Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10975492 | Method of forming a GaN single crystal comprising disposing a nucleation center in a first region, a GaN source material in a second region, and establishing a temperature distribution | Mark P. D'Evelyn, Kristi Jean Narang, Dong-Sil Park, Huicong Hong, Xian-An Cao | 2021-04-13 |
| 10208396 | Crystalline gallium nitride containing flourine | Mark P. D'Evelyn, Kristi Jean Narang, Dong-Sil Park, Huicong Hong, Xian-An Cao | 2019-02-19 |
| 10145021 | Apparatus for processing materials at high temperatures and pressures | Kirsh Afimiwala | 2018-12-04 |
| 9279193 | Method of making a gallium nitride crystalline composition having a low dislocation density | Mark P. D'Evelyn, Kristi Jean Narang, Dong-Sil Park, Huicong Hong, Xian-An Cao | 2016-03-08 |
| 8230702 | Glass-tube extended-baking process | Guangjun Xu, Ivo Flammer, Dennis Robert Simons, Cedric Gonnet, Rob Hubertus Matheus Deckers | 2012-07-31 |
| 7946135 | Extended-baking process for glass deposition tubes | Guangjun Xu, Ivo Flammer, Dennis Robert Simons, Cedric Gonnet, Rob Hubertus Matheus Deckers | 2011-05-24 |
| 7705276 | Heater, apparatus, and associated method | Robert Arthur Giddings, Mark P. D'Evelyn, Subhrajit Dey, Bruce John Badding | 2010-04-27 |
| 7363776 | Method for forming fused quartz using deuterium | Victor Lou, Frederic F. Ahlgren, Anil Raj Duggal | 2008-04-29 |
| 6799440 | Optical fiber deposition tube fused in deuterium atmosphere for attenuation improvement | Victor Lou, Frederic F. Ahlgren, Anil Raj Duggal | 2004-10-05 |